Body cuneate in form, cylindrical anteriorly. Head large, obtuse, 
with strongly elevated, serrated bony crests. Snout convex. Eye high, 
little advanced from middle of head. Maxillary oblique, reaches below eye. 
Mouth rather large, little inclined, lower jaw longer or subequal with upper 
Teeth in bands of several rows, those of outer row conspicuously longer, 
none canines. Scales jO on trunk, ^irst dorsal with 6 spines, andsecond 
fin with spine and 8 or 9 nays. Anal with spine and 7 to 9 rays. 
East Indian region. Differs from Butis in the short obtuse head 
wider than deep, and the lower jaw scarcely or not projecting. 
